gt64120.h

umon bootloader source code, support mips cpu.

/*
 * Copyright (C) 2000, 2004, 2005  MIPS Technologies, Inc.
 *	All rights reserved.
 *	Authors: Carsten Langgaard <[e-mail]>
 *		 Maciej W. Rozycki <[e-mail]>
 * Copyright (C) 2005 Ralf Baechle ([e-mail])
 *
 *  This program is free software; you can distribute it and/or modify it
 *  under the terms of the GNU General Public License (Version 2) as
 *  published by the Free Software Foundation.
 *
 *  This program is distributed in the hope it will be useful, but WITHOUT
 *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 *  for more details.
 *
 *  You should have received a copy of the GNU General Public License along
 *  with this program; if not, write to the Free Software Foundation, Inc.,
 *  59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
 */
#ifndef _ASM_GT64120_H
#define _ASM_GT64120_H

#include <asm/addrspace.h>
#include <asm/byteorder.h>

#define MSK(n)			((1 << (n)) - 1)

/*
 *  Register offset addresses
 */
/* CPU Configuration.  */
#define GT_CPU_OFS		0x000

#define GT_MULTI_OFS		0x120

/* CPU Address Decode.  */
#define GT_SCS10LD_OFS		0x008
#define GT_SCS10HD_OFS		0x010
#define GT_SCS32LD_OFS		0x018
#define GT_SCS32HD_OFS		0x020
#define GT_CS20LD_OFS		0x028
#define GT_CS20HD_OFS		0x030
#define GT_CS3BOOTLD_OFS	0x038
#define GT_CS3BOOTHD_OFS	0x040
#define GT_PCI0IOLD_OFS		0x048
#define GT_PCI0IOHD_OFS		0x050
#define GT_PCI0M0LD_OFS		0x058
#define GT_PCI0M0HD_OFS		0x060
#define GT_ISD_OFS		0x068

#define GT_PCI0M1LD_OFS		0x080
#define GT_PCI0M1HD_OFS		0x088
#define GT_PCI1IOLD_OFS		0x090
#define GT_PCI1IOHD_OFS		0x098
#define GT_PCI1M0LD_OFS		0x0a0
#define GT_PCI1M0HD_OFS		0x0a8
#define GT_PCI1M1LD_OFS		0x0b0
#define GT_PCI1M1HD_OFS		0x0b8
#define GT_PCI1M1LD_OFS		0x0b0
#define GT_PCI1M1HD_OFS		0x0b8

#define GT_SCS10AR_OFS		0x0d0
#define GT_SCS32AR_OFS		0x0d8
#define GT_CS20R_OFS		0x0e0
#define GT_CS3BOOTR_OFS		0x0e8

#define GT_PCI0IOREMAP_OFS	0x0f0
#define GT_PCI0M0REMAP_OFS	0x0f8
#define GT_PCI0M1REMAP_OFS	0x100
#define GT_PCI1IOREMAP_OFS	0x108
#define GT_PCI1M0REMAP_OFS	0x110
#define GT_PCI1M1REMAP_OFS	0x118

/* CPU Error Report.  */
#define GT_CPUERR_ADDRLO_OFS	0x070
#define GT_CPUERR_ADDRHI_OFS	0x078

#define GT_CPUERR_DATALO_OFS	0x128			/* GT-64120A only  */
#define GT_CPUERR_DATAHI_OFS	0x130			/* GT-64120A only  */
#define GT_CPUERR_PARITY_OFS	0x138			/* GT-64120A only  */

/* CPU Sync Barrier.  */
#define GT_PCI0SYNC_OFS		0x0c0
#define GT_PCI1SYNC_OFS		0x0c8

/* SDRAM and Device Address Decode.  */
#define GT_SCS0LD_OFS		0x400
#define GT_SCS0HD_OFS		0x404
#define GT_SCS1LD_OFS		0x408
#define GT_SCS1HD_OFS		0x40c
#define GT_SCS2LD_OFS		0x410
#define GT_SCS2HD_OFS		0x414
#define GT_SCS3LD_OFS		0x418
#define GT_SCS3HD_OFS		0x41c
#define GT_CS0LD_OFS		0x420
#define GT_CS0HD_OFS		0x424
#define GT_CS1LD_OFS		0x428
#define GT_CS1HD_OFS		0x42c
#define GT_CS2LD_OFS		0x430
#define GT_CS2HD_OFS		0x434
#define GT_CS3LD_OFS		0x438
#define GT_CS3HD_OFS		0x43c
#define GT_BOOTLD_OFS		0x440
#define GT_BOOTHD_OFS		0x444

#define GT_ADERR_OFS		0x470

/* SDRAM Configuration.  */
#define GT_SDRAM_CFG_OFS	0x448

#define GT_SDRAM_OPMODE_OFS	0x474
#define GT_SDRAM_BM_OFS		0x478
#define GT_SDRAM_ADDRDECODE_OFS	0x47c

/* SDRAM Parameters.  */
#define GT_SDRAM_B0_OFS		0x44c
#define GT_SDRAM_B1_OFS		0x450
#define GT_SDRAM_B2_OFS		0x454
#define GT_SDRAM_B3_OFS		0x458

/* Device Parameters.  */
#define GT_DEV_B0_OFS		0x45c
#define GT_DEV_B1_OFS		0x460
#define GT_DEV_B2_OFS		0x464
#define GT_DEV_B3_OFS		0x468
#define GT_DEV_BOOT_OFS		0x46c

/* ECC.  */
#define GT_ECC_ERRDATALO	0x480			/* GT-64120A only  */
#define GT_ECC_ERRDATAHI	0x484			/* GT-64120A only  */
#define GT_ECC_MEM		0x488			/* GT-64120A only  */
#define GT_ECC_CALC		0x48c			/* GT-64120A only  */
#define GT_ECC_ERRADDR		0x490			/* GT-64120A only  */

/* DMA Record.  */
#define GT_DMA0_CNT_OFS		0x800
#define GT_DMA1_CNT_OFS		0x804
#define GT_DMA2_CNT_OFS		0x808
#define GT_DMA3_CNT_OFS		0x80c
#define GT_DMA0_SA_OFS		0x810
#define GT_DMA1_SA_OFS		0x814
#define GT_DMA2_SA_OFS		0x818
#define GT_DMA3_SA_OFS		0x81c
#define GT_DMA0_DA_OFS		0x820
#define GT_DMA1_DA_OFS		0x824
#define GT_DMA2_DA_OFS		0x828
#define GT_DMA3_DA_OFS		0x82c
#define GT_DMA0_NEXT_OFS	0x830
#define GT_DMA1_NEXT_OFS	0x834
#define GT_DMA2_NEXT_OFS	0x838
#define GT_DMA3_NEXT_OFS	0x83c

#define GT_DMA0_CUR_OFS		0x870
#define GT_DMA1_CUR_OFS		0x874
#define GT_DMA2_CUR_OFS		0x878
#define GT_DMA3_CUR_OFS		0x87c

/* DMA Channel Control.  */
#define GT_DMA0_CTRL_OFS	0x840
#define GT_DMA1_CTRL_OFS	0x844
#define GT_DMA2_CTRL_OFS	0x848
#define GT_DMA3_CTRL_OFS	0x84c

/* DMA Arbiter.  */
#define GT_DMA_ARB_OFS		0x860

/* Timer/Counter.  */
#define GT_TC0_OFS		0x850
#define GT_TC1_OFS		0x854
#define GT_TC2_OFS		0x858
#define GT_TC3_OFS		0x85c

#define GT_TC_CONTROL_OFS	0x864

/* PCI Internal.  */
#define GT_PCI0_CMD_OFS		0xc00
#define GT_PCI0_TOR_OFS		0xc04
#define GT_PCI0_BS_SCS10_OFS	0xc08
#define GT_PCI0_BS_SCS32_OFS	0xc0c
#define GT_PCI0_BS_CS20_OFS	0xc10
#define GT_PCI0_BS_CS3BT_OFS	0xc14

#define GT_PCI1_IACK_OFS	0xc30
#define GT_PCI0_IACK_OFS	0xc34

#define GT_PCI0_BARE_OFS	0xc3c
#define GT_PCI0_PREFMBR_OFS	0xc40

#define GT_PCI0_SCS10_BAR_OFS	0xc48
#define GT_PCI0_SCS32_BAR_OFS	0xc4c
#define GT_PCI0_CS20_BAR_OFS	0xc50
#define GT_PCI0_CS3BT_BAR_OFS	0xc54
#define GT_PCI0_SSCS10_BAR_OFS	0xc58
#define GT_PCI0_SSCS32_BAR_OFS	0xc5c

#define GT_PCI0_SCS3BT_BAR_OFS	0xc64

#define GT_PCI1_CMD_OFS		0xc80
#define GT_PCI1_TOR_OFS		0xc84
#define GT_PCI1_BS_SCS10_OFS	0xc88
#define GT_PCI1_BS_SCS32_OFS	0xc8c
#define GT_PCI1_BS_CS20_OFS	0xc90
#define GT_PCI1_BS_CS3BT_OFS	0xc94

#define GT_PCI1_BARE_OFS	0xcbc
#define GT_PCI1_PREFMBR_OFS	0xcc0

#define GT_PCI1_SCS10_BAR_OFS	0xcc8
#define GT_PCI1_SCS32_BAR_OFS	0xccc
#define GT_PCI1_CS20_BAR_OFS	0xcd0
#define GT_PCI1_CS3BT_BAR_OFS	0xcd4
#define GT_PCI1_SSCS10_BAR_OFS	0xcd8
#define GT_PCI1_SSCS32_BAR_OFS	0xcdc

#define GT_PCI1_SCS3BT_BAR_OFS	0xce4

#define GT_PCI1_CFGADDR_OFS	0xcf0
#define GT_PCI1_CFGDATA_OFS	0xcf4
#define GT_PCI0_CFGADDR_OFS	0xcf8
#define GT_PCI0_CFGDATA_OFS	0xcfc

/* Interrupts.  */
#define GT_INTRCAUSE_OFS	0xc18
#define GT_INTRMASK_OFS		0xc1c

#define GT_PCI0_ICMASK_OFS	0xc24
#define GT_PCI0_SERR0MASK_OFS	0xc28

#define GT_CPU_INTSEL_OFS	0xc70
#define GT_PCI0_INTSEL_OFS	0xc74

#define GT_HINTRCAUSE_OFS	0xc98
#define GT_HINTRMASK_OFS	0xc9c

#define GT_PCI0_HICMASK_OFS	0xca4
#define GT_PCI1_SERR1MASK_OFS	0xca8


/*
 * I2O Support Registers
 */
#define INBOUND_MESSAGE_REGISTER0_PCI_SIDE		0x010
#define INBOUND_MESSAGE_REGISTER1_PCI_SIDE		0x014
#define OUTBOUND_MESSAGE_REGISTER0_PCI_SIDE		0x018
#define OUTBOUND_MESSAGE_REGISTER1_PCI_SIDE		0x01c
#define INBOUND_DOORBELL_REGISTER_PCI_SIDE		0x020
#define INBOUND_INTERRUPT_CAUSE_REGISTER_PCI_SIDE	0x024
#define INBOUND_INTERRUPT_MASK_REGISTER_PCI_SIDE	0x028
#define OUTBOUND_DOORBELL_REGISTER_PCI_SIDE		0x02c
#define OUTBOUND_INTERRUPT_CAUSE_REGISTER_PCI_SIDE	0x030
#define OUTBOUND_INTERRUPT_MASK_REGISTER_PCI_SIDE	0x034
#define INBOUND_QUEUE_PORT_VIRTUAL_REGISTER_PCI_SIDE	0x040
#define OUTBOUND_QUEUE_PORT_VIRTUAL_REGISTER_PCI_SIDE	0x044
#define QUEUE_CONTROL_REGISTER_PCI_SIDE			0x050
#define QUEUE_BASE_ADDRESS_REGISTER_PCI_SIDE		0x054
#define INBOUND_FREE_HEAD_POINTER_REGISTER_PCI_SIDE	0x060
#define INBOUND_FREE_TAIL_POINTER_REGISTER_PCI_SIDE	0x064
#define INBOUND_POST_HEAD_POINTER_REGISTER_PCI_SIDE	0x068
#define INBOUND_POST_TAIL_POINTER_REGISTER_PCI_SIDE	0x06c
#define OUTBOUND_FREE_HEAD_POINTER_REGISTER_PCI_SIDE	0x070
#define OUTBOUND_FREE_TAIL_POINTER_REGISTER_PCI_SIDE	0x074
#define OUTBOUND_POST_HEAD_POINTER_REGISTER_PCI_SIDE	0x078
#define OUTBOUND_POST_TAIL_POINTER_REGISTER_PCI_SIDE	0x07c

#define INBOUND_MESSAGE_REGISTER0_CPU_SIDE		0x1c10
#define INBOUND_MESSAGE_REGISTER1_CPU_SIDE		0x1c14
#define OUTBOUND_MESSAGE_REGISTER0_CPU_SIDE		0x1c18
#define OUTBOUND_MESSAGE_REGISTER1_CPU_SIDE		0x1c1c
#define INBOUND_DOORBELL_REGISTER_CPU_SIDE		0x1c20
#define INBOUND_INTERRUPT_CAUSE_REGISTER_CPU_SIDE	0x1c24
#define INBOUND_INTERRUPT_MASK_REGISTER_CPU_SIDE	0x1c28
#define OUTBOUND_DOORBELL_REGISTER_CPU_SIDE		0x1c2c
#define OUTBOUND_INTERRUPT_CAUSE_REGISTER_CPU_SIDE	0x1c30
#define OUTBOUND_INTERRUPT_MASK_REGISTER_CPU_SIDE	0x1c34
#define INBOUND_QUEUE_PORT_VIRTUAL_REGISTER_CPU_SIDE	0x1c40
#define OUTBOUND_QUEUE_PORT_VIRTUAL_REGISTER_CPU_SIDE	0x1c44
#define QUEUE_CONTROL_REGISTER_CPU_SIDE			0x1c50
#define QUEUE_BASE_ADDRESS_REGISTER_CPU_SIDE		0x1c54
#define INBOUND_FREE_HEAD_POINTER_REGISTER_CPU_SIDE	0x1c60
#define INBOUND_FREE_TAIL_POINTER_REGISTER_CPU_SIDE	0x1c64